ἀεισύστατος

From LSJ

Πολλὰ τὰ δεινὰ κοὐδὲν ἀνθρώπου δεινότερον πέλει → There are many wondrous things in this world, but none more wondrous than humans

Sophocles, Antigone, 332-3

Spanish (DGE)

-ον estable del mundo creado, Cyr.Al.M.73.88B.